Which of the following could be a hypothesis for the function of the thick, waxy coating on a pine needle?
A. If the thick, waxy coating is destroyed, the pine needle will turn
brown.
B. The thick, waxy coating prevents water loss.
C. What happens to the needle if the thick, waxy coating is
destroyed?
D. The tree would feel cold without the thick, waxy coating.

B. The thick, waxy coating prevents water loss.

Explanation:

This is because the thick waxy coating needle refer to structure posses by plants or mostly xerophites plants to adapt to their environment. Plants that grow in area where there is no abundance of water for use normally posses these structures which will reduce evapotranspiration and conserve water. These plants normally have extensive roots to draw water.

the answer is b: 1.4 km/hr

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.